Back in 2017, we said:

The GMC Sierra HD might be our favorite large trailer hauler, but at this price it should be.

...Work-oriented SLs feel predictably service-oriented inside with lots of hard plastic and a relative dearth of features given their sticker prices, but SLE and higher grades become increasingly comfortable and luxurious. The range-topping Denali accounts for about half of all Sierra HDs... Read More